Search U.S. government technical reports digitized or harvested by TRAIL.
The sizing action of a coal-washing table
A washability study of the Black Creek Coal bed at Yolande No. 6, Rockcastle, Ala.
Classification and tabling of table middlings at the Colta Coal Washery, Flat Creek, Ala.
A combination cleaning and dewatering process for treating fine sizes of coal :preliminary report
Recent developments in combination cleaning and dewatering of fine sizes of coal
Laboratory evaluation of vacuum flotation for cleaning coal fines
Operating results with the feldspar fine-coal jig
Preparation characteristics of coal from Boone County, W. Va.
Performance characteristics of coal-washing equipment :sand cones
Performance characteristics of coal-washing equipment :dense-medium coarse-coal vessels
Predicted results of cleaning Appalachian coals at low density for sulfur reduction